diff --git a/composer.json b/composer.json
index 7e8ae11..5834444 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
         }
     },
     "require": {
-        "php": ">=7.3",
+        "php": ">=7.4",
         "ext-json": "*",
         "ext-simplexml": "*",
         "ext-swoole": ">=4.5",
@@ -39,7 +39,8 @@
         "hyperf/event": "~2.2.0",
         "hyperf/framework": "~2.2.0",
         "hyperf/guzzle": "~2.2.0",
-        "hyperf/logger": "~2.2.0"
+        "hyperf/logger": "~2.2.0",
+        "hyperf/validation": "^2.2"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.0",
diff --git a/src/Drivers/TwilioDriver.php b/src/Drivers/TwilioDriver.php
index a7f82e7..a64ab15 100644
--- a/src/Drivers/TwilioDriver.php
+++ b/src/Drivers/TwilioDriver.php
@@ -1,13 +1,7 @@
 <?php
 
 declare(strict_types=1);
-/**
- * This file is part of hyperf-ext/sms.
- *
- * @link     https://github.com/hyperf-ext/sms
- * @contact  eric@zhu.email
- * @license  https://github.com/hyperf-ext/sms/blob/master/LICENSE
- */
+
 namespace Zyimm\Sms\Drivers;
 
 use GuzzleHttp\Exception\ClientException;
@@ -21,7 +15,7 @@ class TwilioDriver extends AbstractDriver
 {
     protected const ENDPOINT_URL = 'https://api.twilio.com/2010-04-01/Accounts/%s/Messages.json';
 
-    protected $errorStatuses = [
+    protected array $errorStatuses = [
         'failed',
         'undelivered',
     ];
diff --git a/src/Exceptions/RequestException.php b/src/Exceptions/RequestException.php
index 5ccc632..f529275 100644
--- a/src/Exceptions/RequestException.php
+++ b/src/Exceptions/RequestException.php
@@ -10,8 +10,10 @@ declare(strict_types=1);
  */
 namespace Zyimm\Sms\Exceptions;
 
+use Zyimm\Sms\Response;
+
 /**
- * @method \Zyimm\Sms\Response getResponse()
+ * @method Response getResponse()
  */
 class RequestException extends \GuzzleHttp\Exception\RequestException
 {
diff --git a/src/Exceptions/StrategicallySendMessageException.php b/src/Exceptions/StrategicallySendMessageException.php
index d71425a..af88c93 100644
--- a/src/Exceptions/StrategicallySendMessageException.php
+++ b/src/Exceptions/StrategicallySendMessageException.php
@@ -1,13 +1,7 @@
 <?php
 
 declare(strict_types=1);
-/**
- * This file is part of hyperf-ext/sms.
- *
- * @link     https://github.com/hyperf-ext/sms
- * @contact  eric@zhu.email
- * @license  https://github.com/hyperf-ext/sms/blob/master/LICENSE
- */
+
 namespace Zyimm\Sms\Exceptions;
 
 use RuntimeException;
@@ -15,7 +9,7 @@ use Throwable;
 
 class StrategicallySendMessageException extends RuntimeException
 {
-    protected $stack = [];
+    protected array $stack = [];
 
     public function __construct($message, Throwable $throwable)
     {
@@ -30,9 +24,9 @@ class StrategicallySendMessageException extends RuntimeException
     }
 
     /**
-     * @return \Throwable[]
+     * @return Throwable[]
      */
-    public function getStack()
+    public function getStack(): array
     {
         return $this->stack;
     }
diff --git a/src/Listeners/ValidatorFactoryResolvedListener.php b/src/Listeners/ValidatorFactoryResolvedListener.php
index 38d866a..1cde0dd 100644
--- a/src/Listeners/ValidatorFactoryResolvedListener.php
+++ b/src/Listeners/ValidatorFactoryResolvedListener.php
@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace Zyimm\Sms\Listeners;
 
 use Hyperf\Event\Contract\ListenerInterface;
+use Hyperf\Validation\Contract\ValidatorFactoryInterface;
 use Hyperf\Validation\Event\ValidatorFactoryResolved;
 use Zyimm\Sms\MobileNumber;
 use LogicException;
@@ -21,7 +22,7 @@ class ValidatorFactoryResolvedListener implements ListenerInterface
 
     public function process(object $event)
     {
-        /** @var \Hyperf\Validation\Contract\ValidatorFactoryInterface $validatorFactory */
+        /** @var ValidatorFactoryInterface $validatorFactory */
         $validatorFactory = $event->validatorFactory;
 
         $validatorFactory->extend('mobile_number', function ($attribute, $value, $parameters, $validator) {
diff --git a/src/Rules/MobileNumber.php b/src/Rules/MobileNumber.php
index 1c98373..abbe5ef 100644
--- a/src/Rules/MobileNumber.php
+++ b/src/Rules/MobileNumber.php
@@ -9,7 +9,7 @@ class MobileNumber
     /**
      * @var string[]
      */
-    protected $regionCodes;
+    protected array $regionCodes;
 
     /**
      * Create a new in rule instance.
diff --git a/src/Sms.php b/src/Sms.php
index 6e6a73d..964322f 100644
--- a/src/Sms.php
+++ b/src/Sms.php
@@ -11,11 +11,11 @@ declare(strict_types=1);
 namespace Zyimm\Sms;
 
 use Hyperf\Utils\ApplicationContext;
-use Zyimm\Sms\Contract\HasMailAddress;
+use HyperfExt\Contract\HasMailAddress;
 use Zyimm\Sms\Contracts\SmsManagerInterface;
 
 /**
- * @method static \Zyimm\Sms\PendingSms to(HasMailAddress|string $number, null|int|string $defaultRegion = null)
+ * @method static PendingSms to(HasMailAddress|string $number, null|int|string $defaultRegion = null)
  */
 class Sms
 {
@@ -26,7 +26,7 @@ class Sms
         return $instance->{$method}(...$args);
     }
 
-    public static function sender(string $name)
+    public static function sender(string $name): PendingSms
     {
         return (new PendingSms(static::getManager()))->sender($name);
     }